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larisa [96]
2 years ago
14

Find the value of each root and the value of k? X²+(K-5) X-K=O ​

Mathematics
1 answer:
Vikki [24]2 years ago
7 0
K-5 k? X=5 so i don’t know
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Convert 17/20 into percentages .
PilotLPTM [1.2K]

Answer:

85%

Step-by-step explanation:

85% because I searched and it gave me 85%

6 0
2 years ago
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Which shows a reflection of the triangle?
lora16 [44]
C, or the last photo, shows a reflection.
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Two ropes, AD and BD, are tied to a peg on the ground at point D. The other ends of the ropes are tied to points A and B on a fl
Arlecino [84]

Answer:

  A.  3.66 feet

Step-by-step explanation:

Using trigonometry, we know that ...

  BC = DC·tan(30°)

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8 0
3 years ago
Solve for x for 2x+a=b
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I hope this helps you



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5 0
3 years ago
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suppose that you put $2,500 into retirement account that grows with an interest rate of 5.25 % compounded once each year after h
Jlenok [28]
You will need to use this formula:
<span>Years = {log(total) -log(Principal)} ÷ log(1 + rate)
Years = [log(15,000) - log(2,500)] / log (1.0525)
</span>
<span> <span> <span> 4.1760912591 </span> </span> </span> - <span> <span> <span> 3.3979400087 </span> </span> </span> / <span> <span> <span> 0.0222221045 </span> </span> </span> =
<span> <span> <span> 0.7781512504 </span> </span> </span> / <span> <span> <span> 0.0222221045 =
</span></span></span>
<span> <span> <span> 35.0169917705 </span> </span> </span> years
About 35 years

You'll find the formula here: http://www.1728.org/compint2.htm
And a compound interest calculator here: http://www.1728.org/compint.htm
(You'll find both are helpful for this problem).

8 0
2 years ago
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